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#!/usr/bin/python3
#coding: UTF-8
import subprocess
import sys
import re
def logInfo(msg):
print("\033[1;32mINFO\033[0m " + str(msg))
def logErr(msg):
print("\033[1;31mERROR\033[0m " + str(msg))
class ExecutionPlan:
def __init__(self, commands, comment = sys.argv[0]):
self.commands = commands
self.executed = []
self.logFile = open("/tmp/" + comment + ".log","a")
self.logFile.write("# ### Starting new run \"" + comment + "\" ### #\r\n")
self.logFile.flush()
def execute_all(self):
for i in range(len(self.executed),len(self.commands)):
total = len(self.commands)
print("[" + str(i+1) + "/" + str(total) + "]: excuting "
+ self.commands[i][0],end="")
self.execute(self.commands[i])
print("\r[" + str(i+1) + "/" + str(total) + "]: excuted "
+ self.commands[i][0] + " ")
def execute(self, cmd):
# safty anker subprocess.call(cmd)
try:
subprocess.call(['echo','#>>>'] + cmd,stdout=self.logFile)
ret = subprocess.call(['echo'] + cmd, stdout=self.logFile, stderr=self.logFile)
if ret != 0:
print()
logErr( "\"" + cmd[0] + "\" returned error code: " + str(ret) +
". Logged to " + self.logFile.name)
sys.exit(1)
except OSError as e:
print()
logErr("failed to execute command \"" + cmd[0] + "\". Logged to "
+ self.logFile.name + ". Error was: " + str(e))
sys.exit(1)
self.executed.append(cmd)
def parseVmName(rawString):
# valdiate vm-name
if not re.match('^vm-[a-z]+[0-9]?(-[a-z])?$',rawString):
logErr('the name ' + rawString + ' is no valid vm-name');
sys.exit(2)
return rawString
def parseDiskSize(rawString):
# valdiate disk size
diskSizeUnit = 'G'
diskSize = 0
match = re.match('^([0-9]+)([GgMm])?$',rawString)
if not match:
logErr('the name ' + raw + ' is no a valid disk size <number>(G|M)?');
sys.exit(2)
try:
diskSizeUnit = match.group(2)
diskSize = int(match.group(1))
except ValueError:
logErr('the size ' + options.size + ' is not a valid disk size');
sys.exit(2)
if not diskSizeUnit:
diskSizeUnit = 'G'
logInfo("interpreteing disk size in gigbyte magnitude")
if diskSizeUnit == 'm' or diskSizeUnit == 'M':
if not(1024 < diskSize and diskSize < 500000):
logErr(' Syrsly? ' + str(diskSize) + ' megabytes?')
sys.exit(2)
else:
if not(1 < diskSize and diskSize < 500):
logErr(' Syrsly? ' + str(diskSize) + ' gigabytes?')
sys.exit(2)
return (diskSize, diskSizeUnit)
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